\begin{tabular}{|r||r@{}l|r|r@{ / }r|}\hline\hline
\mc{6}{|c|}{Average Benefit of Treatment}\\\hline\hline
Population & \mc{2}{c|}{Estimand} & p-value & \mc{2}{c|}{90\% Confi.}\\\hline
\mc{1}{|l||}{ Full } &           0.071 & $^{**}$ &            0.01 &           0.022 &           0.143 \\
\mc{1}{|l||}{ Treated } &           0.130 & $^{***}$ &            0.01 &           0.037 &           0.155 \\
\mc{1}{|l||}{ Untreated } &           0.012 & $^{*}$ &            0.07 &          -0.004 &           0.136 \\
\hline\hline
